Home / 58,884.20-88,211.10-40,221.80

Finding the Fourth Proportional to 58,884.20, 88,211.10 and 40,221.80

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Solution

The fourth proportional to 58,884.20, 88,211.10 and 40,221.80 is: 60,254.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,884.20 : 88,211.10 = 40,221.80 : x
  2. Step 2: Convert to fraction form
    58,884.20/88,211.10 = 40,221.80/x
  3. Step 3: Cross multiply
    58,884.20x = 88,211.10 × 40,221.80
  4. Step 4: Simplify right side
    58,884.20x = 3,548,009,221.98
  5. Step 5: Solve for x
    x = 3,548,009,221.98/58,884.20
  6. Step 6: Final answer
    x = 60,254.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.